package cn.edu.scau.cmi.liquan.exercise6.Example6_3;

public class A {
     float computer(float x,float y) {
    	 return x+y;
     }
     public int g(int x,int y) {
    	 return x+y;
     }
}
class B extends A{
	float computer(float x,float y) {
		return x*y;
	}
}
